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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "common/math_util.h"
#include "video_core/vulkan_common/vulkan_memory_allocator.h"
#include "video_core/vulkan_common/vulkan_wrapper.h"
namespace Vulkan {
class Device;
class Scheduler;
class FSR {
public:
explicit FSR(const Device& device, MemoryAllocator& memory_allocator, size_t image_count, VkExtent2D extent);
VkImageView Draw(const Device& device, Scheduler& scheduler, size_t image_index, VkImage source_image,
VkImageView source_image_view, VkExtent2D input_image_extent,
const Common::Rectangle<f32>& crop_rect);
private:
void CreateImages(const Device& device);
void CreateRenderPasses(const Device& device);
void CreateSampler(const Device& device);
void CreateShaders(const Device& device);
void CreateDescriptorPool(const Device& device);
void CreateDescriptorSetLayout(const Device& device);
void CreateDescriptorSets(const Device& device);
void CreatePipelineLayouts(const Device& device);
void CreatePipelines(const Device& device);
void UploadImages(const Device& device, Scheduler& scheduler);
void UpdateDescriptorSets(const Device& device, VkImageView image_view, size_t image_index);
MemoryAllocator& m_memory_allocator;
const size_t m_image_count;
const VkExtent2D m_extent;
enum FsrStage {
Easu,
Rcas,
MaxFsrStage,
};
vk::DescriptorPool m_descriptor_pool;
vk::DescriptorSetLayout m_descriptor_set_layout;
vk::PipelineLayout m_pipeline_layout;
vk::ShaderModule m_vert_shader;
vk::ShaderModule m_easu_shader;
vk::ShaderModule m_rcas_shader;
vk::Pipeline m_easu_pipeline;
vk::Pipeline m_rcas_pipeline;
vk::RenderPass m_renderpass;
vk::Sampler m_sampler;
struct Images {
vk::DescriptorSets descriptor_sets;
std::array<vk::Image, MaxFsrStage> images;
std::array<vk::ImageView, MaxFsrStage> image_views;
std::array<vk::Framebuffer, MaxFsrStage> framebuffers;
};
std::vector<Images> m_dynamic_images;
bool m_images_ready{};
};
} // namespace Vulkan
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